[INFO] fetching crate pallet-contract-operator 1.3.0...
[INFO] checking pallet-contract-operator-1.3.0 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate pallet-contract-operator 1.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pallet-contract-operator 1.3.0 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-contract-operator 1.3.0
[INFO] finished tweaking crates.io crate pallet-contract-operator 1.3.0
[INFO] tweaked toml for crates.io crate pallet-contract-operator 1.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 272b1268d281a8b2cdfab9865215db1818230899bff94d32c40051bf62433769
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "272b1268d281a8b2cdfab9865215db1818230899bff94d32c40051bf62433769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "272b1268d281a8b2cdfab9865215db1818230899bff94d32c40051bf62433769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272b1268d281a8b2cdfab9865215db1818230899bff94d32c40051bf62433769", kill_on_drop: false }`
[INFO] [stdout] 272b1268d281a8b2cdfab9865215db1818230899bff94d32c40051bf62433769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02751aef20b61077b625e7d1e4bcfdcaea59f230360dbf47b30cd15426f2c12a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "02751aef20b61077b625e7d1e4bcfdcaea59f230360dbf47b30cd15426f2c12a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking pwasm-utils v0.14.0
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking ref-cast v1.0.3
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.118/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=c035b4069b328cb9 -C extra-filename=-c035b4069b328cb9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-899ee9f41a151ab8.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "02751aef20b61077b625e7d1e4bcfdcaea59f230360dbf47b30cd15426f2c12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02751aef20b61077b625e7d1e4bcfdcaea59f230360dbf47b30cd15426f2c12a", kill_on_drop: false }`
[INFO] [stdout] 02751aef20b61077b625e7d1e4bcfdcaea59f230360dbf47b30cd15426f2c12a